<div>Hey,guys!</div><div> I encounter an error while it is installing py27-pyobjc,which is one of the py-matplotlib's dependence.What it returns is:"command execution failed".I wanna know that what may causes the so call "command execution failed".And how could I fix it?Thank's a lot!!</div><div>Here is the return:</div><div><div>---> Staging py27-pyobjc into destroot</div><div>Error: org.macports.destroot for port py27-pyobjc returned: command execution failed</div><div>Error: Failed to install py27-pyobjc</div><div>Please see the log file for port py27-pyobjc for details:</div><div> /opt/local/var/macports/logs/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_python_py-pyobjc/py27-pyobjc/main.log</div><div>Error: The following dependencies were not installed: py27-matplotlib py27-pyobjc-cocoa py27-pyobjc py27-six py27-tornado py27-backports-ssl_match_hostname py27-backports</div><div>To report a bug, follow the instructions in the guide:</div><div> http://guide.macports.org/#project.tickets</div><div>Error: Processing of port py-matplotlib failed</div></div><div><br></div><div>And here is part of the <span style="white-space: pre-wrap; line-height: normal;">log file for port py27-pyobjc:</span></div><pre style="line-height: normal;"> _opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_python_py-pyobjc/py27-pyobjc/work/destroot
:info:destroot Exit code: 1
:error:destroot org.macports.destroot for port py27-pyobjc returned: command execution failed
:debug:destroot Error code: CHILDSTATUS 6925 1
:debug:destroot Backtrace: command execution failed
while executing
"system -nice 0 $fullcmdstring"
("eval" body line 1)
invoked from within
"eval system $notty $nice \$fullcmdstring"
invoked from within
"command_exec destroot"
(procedure "portdestroot::destroot_main" line 2)
invoked from within
"portdestroot::destroot_main org.macports.destroot"
("eval" body line 1)
invoked from within
"eval $procedure $targetname"
:info:destroot Warning: targets not executed for py27-pyobjc: org.macports.activate org.macports.destroot org.macports.install
:notice:destroot Please see the log file for port py27-pyobjc for details:
/opt/local/var/macports/logs/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_python_py-pyobjc/py27-pyobjc/main.log<br></pre>